Table 2.
Demographic and perioperative characteristics in the study groups.
| Entire Population (n = 219) |
Anterior Mediastinal Tumors after Propensity-Score-Match Cohort (n = 102) |
|||||
|---|---|---|---|---|---|---|
| Robotic (n = 149) |
Thoracoscopic (n = 70) |
p-Value | Robotic (n = 68) |
Thoracoscopic (n = 34) |
p-Value | |
| Male sex, n (%) | 75 (50.3) | 25 (35.7) | 0.06 | 26 (38.2) | 15 (44.1) | 0.568 |
| Age, median (IQR) | 63 (46–70) | 59.5 (50–68.8) | 0.56 | 62 (49.75–68) | 60 (47.25–73.5) | 0.952 |
| BMI, median (IQR) | 23 (21–24) | 23 (22–24) | 0.266 | 23 (21–24) | 22 (22–23) | 0.329 |
| Myasthenia Gravis, n (%) | 53 (35.6) | 30 (42.9) | 0.871 | 17 (25) | 8 (23.5) | 0.529 |
| Left-side approach, n (%) | 111 (74.5) | 38 (54.3) | 0.277 | 51 (75) | 22 (64.7) | 0.107 |
| Tumor diameter (mm), median (IQR) | 40 (28–50) | 45 (31.5–63.5) | 0.166 | 40 (30–54.75) | 41 (30–58) | 0.834 |
| Anterior Mediastinal Tumors, n (%) | 105 (70.5) | 40 (57.1) | 0.07 | - | - | - |
| Operative time (min), median (IQR) | 150.5 (107–180) | 125 (90–180) | 0.1 | 144.5 (103.5–171) | 128.5 (105–170) | 0.68 |
| Thymic Epithelial Tumors, n (%) | 86 (57.7) | 34 (48.6) | 0.24 | 63 (92.6) | 26 (76.5) | 0.05 |
| Thymoma A | 20 (23.3) | 5 (14.7) | 11 (16.2) | 4 (11.7) | ||
| Thymoma AB | 26 (30.2) | 11 (32.3) | 22 (32.3) | 9 (26.6) | ||
| Thymoma B1 | 11 (12.8) | 4 (11.8) | 10 (14.7) | 4 (11.7) | ||
| Thymoma B2 | 17 (19.8) | 7 (20.6) | 12 (17.6) | 4 (11.7) | ||
| Thymoma B3 | 7 (8.1) | 4 (11.8) | 4 (5.9) | 3 (8.9) | ||
| Thymic Carcinoma | 5 (5.8) | 3(8.8) | 4 (5.9) | 2 (5.9) | ||
| Thymic Cysts | 10 (6.7) | 9 (12.9) | 0.27 | - | - | - |
| Thymic Hyperplasia | 43 (28.9) | 22 (31.4) | 0.15 | - | - | |
| Other * | 10 (6.7) | 14 (20) | <0.001 | 5 (7.4) | 8 (23.5) | 0.05 |
| Post-operative complications, n (%) | 12 (8.1) | 4 (5.7) | 0.73 | 8 (11.8) | 2 (5.9) | 0.55 |
| Arrythmias | 3 (25) | 1 (25) | 1 (12.5) | 0 | ||
| Infective complications | 2 (16.7) | 1 (25) | 1 (12.5) | 1 (50) | ||
| Chylothorax | 1 (8.3) | 1 (25) | 1 (12.5) | 1 (50) | ||
| Other ** | 6 (50) | 1 (25) | 5 (62.5) | 0 | ||
* Other includes: metastases, thymolipoma, primary mediastinal large cell lymphoma, large cell neuroendocrine carcinoma of the mediastinum. ** Other includes phrenic nerve palsy, haemoptysis, pleural effusion and myasthenic crisis. (BMI: body mass index).